Use fix versions for CI/CD

.github/workflows/releaseNigthly.yml

@@ -65,7 +65,7 @@ jobs:
     env:
       HOME: /home/runner
       SSH_KEY: /tmp/id_rsa
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     container:
       image: "ghcr.io/kiwix/kiwix-build_ci_${{matrix.image_variant}}:36"
       options: "--device /dev/fuse --privileged"
@@ -116,7 +116,7 @@ jobs:
       SSH_KEY: /tmp/id_rsa
       PLATFORM_TARGET: flatpak
       OS_NAME: focal
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
     - name: Checkout code
       shell: bash
@@ -158,7 +158,7 @@ jobs:
         target:
           - native_dyn
           - native_mixed
-    runs-on: macos-latest
+    runs-on: macos-12
     env:
       SSH_KEY: /tmp/id_rsa
       OS_NAME: osx